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authorMike Gabriel <mike.gabriel@das-netzwerkteam.de>2017-02-17 16:11:01 +0100
committerftrapero <frantracer@gmail.com>2017-06-15 14:16:37 +0200
commit209657f69055b17b00c3db3f99c7f411a6e8d176 (patch)
tree8d6ae61dfda54305a712bded9caff9ee608abf4e /nx-X11/extras/Mesa/src/mesa/main/mm.c
parent459021c165c7023ee75f524060ca270985b547c1 (diff)
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nx-X11/extras/Mesa: Drop bundled Mesa, place a symlink to imported Git subtree of Mesa_6.4.1 instead.
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/main/mm.c')
-rw-r--r--nx-X11/extras/Mesa/src/mesa/main/mm.c220
1 files changed, 0 insertions, 220 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/main/mm.c b/nx-X11/extras/Mesa/src/mesa/main/mm.c
deleted file mode 100644
index e4c968217..000000000
--- a/nx-X11/extras/Mesa/src/mesa/main/mm.c
+++ /dev/null
@@ -1,220 +0,0 @@
-/*
- * GLX Hardware Device Driver common code
- * Copyright (C) 1999 Wittawat Yamwong
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * WITTAWAT YAMWONG, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM,
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
- * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- */
-
-#include "mm.h"
-
-
-void
-mmDumpMemInfo(const memHeap_t *heap)
-{
- const TMemBlock *p;
-
- fprintf(stderr, "Memory heap %p:\n", (void *)heap);
- if (heap == 0) {
- fprintf(stderr, " heap == 0\n");
- } else {
- p = (TMemBlock *)heap;
- while (p) {
- fprintf(stderr, " Offset:%08x, Size:%08x, %c%c\n",p->ofs,p->size,
- p->free ? '.':'U',
- p->reserved ? 'R':'.');
- p = p->next;
- }
- }
- fprintf(stderr, "End of memory blocks\n");
-}
-
-memHeap_t *
-mmInit(int ofs, int size)
-{
- PMemBlock blocks;
-
- if (size <= 0) {
- return NULL;
- }
- blocks = (TMemBlock *) _mesa_calloc(sizeof(TMemBlock));
- if (blocks) {
- blocks->ofs = ofs;
- blocks->size = size;
- blocks->free = 1;
- return (memHeap_t *)blocks;
- }
- else {
- return NULL;
- }
-}
-
-
-static TMemBlock *
-SliceBlock(TMemBlock *p,
- int startofs, int size,
- int reserved, int alignment)
-{
- TMemBlock *newblock;
-
- /* break left */
- if (startofs > p->ofs) {
- newblock = (TMemBlock*) _mesa_calloc(sizeof(TMemBlock));
- if (!newblock)
- return NULL;
- newblock->ofs = startofs;
- newblock->size = p->size - (startofs - p->ofs);
- newblock->free = 1;
- newblock->next = p->next;
- p->size -= newblock->size;
- p->next = newblock;
- p = newblock;
- }
-
- /* break right */
- if (size < p->size) {
- newblock = (TMemBlock*) _mesa_calloc(sizeof(TMemBlock));
- if (!newblock)
- return NULL;
- newblock->ofs = startofs + size;
- newblock->size = p->size - size;
- newblock->free = 1;
- newblock->next = p->next;
- p->size = size;
- p->next = newblock;
- }
-
- /* p = middle block */
- p->align = alignment;
- p->free = 0;
- p->reserved = reserved;
- return p;
-}
-
-
-PMemBlock
-mmAllocMem(memHeap_t *heap, int size, int align2, int startSearch)
-{
- int mask,startofs,endofs;
- TMemBlock *p;
-
- if (!heap || align2 < 0 || size <= 0)
- return NULL;
- mask = (1 << align2)-1;
- startofs = 0;
- p = (TMemBlock *)heap;
- while (p) {
- if ((p)->free) {
- startofs = (p->ofs + mask) & ~mask;
- if ( startofs < startSearch ) {
- startofs = startSearch;
- }
- endofs = startofs+size;
- if (endofs <= (p->ofs+p->size))
- break;
- }
- p = p->next;
- }
- if (!p)
- return NULL;
- p = SliceBlock(p,startofs,size,0,mask+1);
- p->heap = heap;
- return p;
-}
-
-
-PMemBlock
-mmFindBlock(memHeap_t *heap, int start)
-{
- TMemBlock *p = (TMemBlock *)heap;
-
- while (p) {
- if (p->ofs == start && p->free)
- return p;
-
- p = p->next;
- }
-
- return NULL;
-}
-
-
-static INLINE int
-Join2Blocks(TMemBlock *p)
-{
- /* XXX there should be some assertions here */
- if (p->free && p->next && p->next->free) {
- TMemBlock *q = p->next;
- p->size += q->size;
- p->next = q->next;
- _mesa_free(q);
- return 1;
- }
- return 0;
-}
-
-int
-mmFreeMem(PMemBlock b)
-{
- TMemBlock *p,*prev;
-
- if (!b)
- return 0;
- if (!b->heap) {
- fprintf(stderr, "no heap\n");
- return -1;
- }
- p = b->heap;
- prev = NULL;
- while (p && p != b) {
- prev = p;
- p = p->next;
- }
- if (!p || p->free || p->reserved) {
- if (!p)
- fprintf(stderr, "block not found in heap\n");
- else if (p->free)
- fprintf(stderr, "block already free\n");
- else
- fprintf(stderr, "block is reserved\n");
- return -1;
- }
- p->free = 1;
- Join2Blocks(p);
- if (prev)
- Join2Blocks(prev);
- return 0;
-}
-
-
-void
-mmDestroy(memHeap_t *heap)
-{
- TMemBlock *p;
-
- if (!heap)
- return;
-
- p = (TMemBlock *) heap;
- while (p) {
- TMemBlock *next = p->next;
- _mesa_free(p);
- p = next;
- }
-}